void ClientApp::OnBeforeCommandLineProcessing(const CefString& process_type, CefRefPtr<CefCommandLine> command_line)
{
// disable proxy resolution (we might want to contact a local server from the UI)
command_line->AppendSwitch(TEXT("no-proxy-server"));
// ignore certificate errors (e.g., in case the app makes requests to HTTPS services with self-signed certificates)
command_line->AppendSwitch(TEXT("ignore-certificate-errors"));
}
void FCEFBrowserApp::OnBeforeCommandLineProcessing(const CefString& ProcessType, CefRefPtr< CefCommandLine > CommandLine)
{
CommandLine->AppendSwitch("disable-gpu");
CommandLine->AppendSwitch("disable-gpu-compositing");
#if !PLATFORM_MAC
CommandLine->AppendSwitch("enable-begin-frame-scheduling");
#endif
}
void CWebApp::OnBeforeCommandLineProcessing(const CefString& process_type, CefRefPtr<CefCommandLine> command_line)
{
command_line->AppendSwitch("disable-gpu-compositing");
command_line->AppendSwitch("disable-gpu");
// command_line->AppendSwitch("disable-d3d11");
command_line->AppendSwitch("enable-begin-frame-scheduling");
command_line->AppendSwitchWithValue("autoplay-policy", "no-user-gesture-required");
}
void LootApp::OnBeforeCommandLineProcessing(const CefString& process_type,
CefRefPtr<CefCommandLine> command_line) {
if (process_type.empty()) {
// Browser process, OK to modify the command line.
// Disable spell checking.
command_line->AppendSwitch("--disable-spell-checking");
command_line->AppendSwitch("--disable-extensions");
}
}
void WebRendererApp::OnBeforeCommandLineProcessing(const CefString& process_type, CefRefPtr<CefCommandLine> command_line)
{
// CEF will NOT shut down properly unless this switch is passed
// See https://bitbucket.org/chromiumembedded/cef/issues/1680/windows-2454-crash-on-shutdown-with-multi
command_line->AppendSwitch("disable-extensions");
// These switches make performance significantly faster, especially at high resolutions
// See https://bitbucket.org/chromiumembedded/cef/commits/e3c1d8632eb43c1c2793d71639f3f5695696a5e8
command_line->AppendSwitch("disable-gpu");
command_line->AppendSwitch("disable-gpu-compositing");
command_line->AppendSwitch("enable-begin-frame-scheduling");
command_line->AppendSwitch("enable-experimental-web-platform-features");
}
void NUIApp::OnBeforeCommandLineProcessing(const CefString& process_type, CefRefPtr<CefCommandLine> command_line)
{
command_line->AppendSwitch("enable-experimental-web-platform-features");
command_line->AppendSwitch("enable-media-stream");
command_line->AppendSwitch("use-fake-ui-for-media-stream");
command_line->AppendSwitch("enable-speech-input");
command_line->AppendSwitch("ignore-gpu-blacklist");
command_line->AppendSwitch("enable-usermedia-screen-capture");
command_line->AppendSwitch("disable-direct-composition");
command_line->AppendSwitchWithValue("default-encoding", "utf-8");
//command_line->AppendSwitch("disable-gpu-vsync");
command_line->AppendSwitchWithValue("autoplay-policy", "no-user-gesture-required");
command_line->AppendSwitch("force-gpu-rasterization");
// some GPUs are in the GPU blacklist as 'forcing D3D9'
// this just forces D3D11 anyway.
command_line->AppendSwitchWithValue("use-angle", "d3d11");
// M65 enables these by default, but CEF doesn't pass the required phase data at this time (2018-03-31)
// this breaks scrolling 'randomly' - after a middle click, and some other scenarios
command_line->AppendSwitchWithValue("disable-features", "TouchpadAndWheelScrollLatching,AsyncWheelEvents");
// M66 enables this by default, this breaks scrolling in iframes, however only in the Cfx embedder scenario (2018-03-31)
// cefclient is not affected, code was compared with cefclient but not that different.
command_line->AppendSwitchWithValue("disable-blink-features", "RootLayerScrolling");
}
//////////////////////////////////////////////////////////////////////////////////////////
// CefApp methods.
void ClientApp::OnBeforeCommandLineProcessing(const CefString& process_type, CefRefPtr<CefCommandLine> command_line)
{
// Pass additional command-line flags to the browser process.
if (process_type.empty())
{
command_line->AppendSwitchWithValue("ppapi-flash-version", "20.0.0.228");
command_line->AppendSwitchWithValue("ppapi-flash-path", "PepperFlash\\pepflashplayer.dll");
//同一个域下的使用同一个渲染进程
command_line->AppendSwitch("process-per-site");
command_line->AppendSwitch("disable-gpu");
command_line->AppendSwitch("disable-gpu-compositing");
//command_line->AppendSwitchWithValue("proxy-server", "SOCKS5://127.0.0.1:1080");
// 开启离屏渲染
if (CefManager::GetInstance()->IsEnableOffsetRender())
{
command_line->AppendSwitch("disable-surfaces");
command_line->AppendSwitch("enable-begin-frame-scheduling");
}
}
}
/*--cef(optional_param=process_type)--*/
void App::OnBeforeCommandLineProcessing(
const CefString& process_type,
CefRefPtr<CefCommandLine> command_line) {
// May be called on any thread?
if (process_type.empty()) {
// Browser process.
json_value* appSettings = GetApplicationSettings();
json_value switches = (*appSettings)["chrome"]["command_line_switches"];
if (switches.type == json_object) {
int length = switches.u.object.length;
for (int i = 0; i < length; i++) {
std::string name = switches.u.object.values[i].name;
std::string value = (*switches.u.object.values[i].value);
if (name.find("-") == 0) {
LOG_WARNING << "Invalid command line switch: " << name;
continue;
}
if (command_line->HasSwitch(name)) {
if (value.empty()) {
// Switch already set, do nothing.
} else {
std::string oldValue = command_line->GetSwitchValue(name);
if (oldValue != value) {
// Overwrite the switch with a new value.
command_line->AppendSwitchWithValue(name, value);
}
}
} else {
if (value.empty()) {
command_line->AppendSwitch(name);
} else {
command_line->AppendSwitchWithValue(name, value);
}
}
}
}
}
std::string process_name = "browser";
if (!process_type.empty()) {
process_name = process_type;
}
LOG_DEBUG << "Command line string for the " << process_name << " process: "
<< command_line->GetCommandLineString().ToString();
}
void Application::OnBeforeCommandLineProcessing(
const CefString& process_type,
CefRefPtr<CefCommandLine> command_line)
{
/*
command_line->AppendSwitch("allow-no-sandbox-job");
command_line->AppendSwitch("disable-gpu-sandbox");
command_line->AppendSwitch("disable-3d-apis");
command_line->AppendSwitch("disable-webgl");
*/
command_line->AppendSwitch("off-screen-rendering-enabled");
command_line->AppendSwitchWithValue("off-screen-frame-rate", "60");
command_line->AppendSwitch("enable-font-antialiasing");
command_line->AppendSwitch("enable-media-stream");
command_line->AppendSwitch("disable-gpu");
command_line->AppendSwitch("disable-gpu-compositing");
command_line->AppendSwitch("enable-begin-frame-scheduling");
};
void MainCefApp::OnBeforeCommandLineProcessing(const CefString& process_type, CefRefPtr< CefCommandLine > command_line)
{
// Enable WebGL part 2 (other is in CefMediator.cpp) (or not disable is better description)
if (!setup::ENABLE_WEBGL)
{
// Setup for offscreen rendering
command_line->AppendSwitch("disable-gpu");
command_line->AppendSwitch("disable-gpu-compositing");
command_line->AppendSwitch("enable-begin-frame-scheduling"); // breaks WebGL, but better for performance
}
command_line->AppendSwitch("enable-logging"); // get LOG(..) writes in console
command_line->AppendSwitch("no-sandbox"); // for what necessary?
// EXPERIMENTAL: slow loading?
// see end of https://bitbucket.org/chromiumembedded/cef/wiki/GeneralUsage#markdown-header-proxy-resolution
command_line->AppendSwitch("no-proxy-server");
// EXPERIMENTAL
// Javascript debugging?
command_line->AppendArgument("remote-debugging-port=2012");
}
void Application::OnBeforeCommandLineProcessing( const CefString& process_type, CefRefPtr<CefCommandLine> command_line )
{
command_line->AppendSwitch("allow-file-access-from-files");
//command_line->AppendSwitchWithValue("use-gl", "desktop"); // enforce OpenGL not Angle
//command_line->AppendSwitch("enable-media-stream"); // WebRTC
}
void ClientApp::OnBeforeCommandLineProcessing(const CefString& process_type, CefRefPtr<CefCommandLine> command_line)
{
//Extra command line switches
command_line->AppendSwitch("enable-media-stream");
command_line->AppendSwitch("no-sandbox");
}